Quoting Sankeerth Billakanti (QUIC) (2022-04-25 02:39:43) > Hi Stephen, > > >Quoting Sankeerth Billakanti (2022-04-22 02:11:03) > >> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c > >> b/drivers/gpu/drm/msm/dp/dp_display.c > >> index d7a19d6..055681a 100644 > >> --- a/drivers/gpu/drm/msm/dp/dp_display.c > >> +++ b/drivers/gpu/drm/msm/dp/dp_display.c > > > >Some nitpicks > > > >Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx> > > > >> @@ -1508,7 +1509,8 @@ void msm_dp_irq_postinstall(struct msm_dp > >> *dp_display) > >> > >> dp_hpd_event_setup(dp); > >> > >> - dp_add_event(dp, EV_HPD_INIT_SETUP, 0, 100); > >> + if (!dp_display->is_edp) > >> + dp_add_event(dp, EV_HPD_INIT_SETUP, 0, 100); > > > >Did it turn out that in fact DP isn't ready still to setup even after delaying the > >irq? > > > > The host_init, config_hpd, phy_init and enable_irq are happening in modeset_init already for eDP. > So, I am not scheduling the EV_HPD_INIT_SETUP event for eDP. I am not modifying the delay for DP. Cool. That didn't answer my question though. Why does DP still need the delay? I thought recent changes made it unnecessary.